Four Pack Roof Box U Bolt Clamps Set With Eight Lock Nuts And Two Straps, 82mm Inside Width Car Van Roof Rack Mounting Kit, Heavy Duty Universal Grip For Cargo Carriers, No Fuss Bolt On Securement For Roof Boxes

Four Pack Heavy-Duty Roof Box U-Bolt Clamps with Straps Kit
✔️ Inner width 82mm, center-to-center 90mm, M8 screws 7.5mm

This four-pack roof box U-bolt clamp set secures cargo carriers and roof boxes to most cars and vans. It's ideal for bolt-on mounting with tight grip and vibration resistance to keep luggage safe on highways and rough roads.

✅ Inner width 82mm (3.23in); center-to-center 90mm (3.54in); screw dia 7.5mm (M8)
✅ Material: stainless steel and plastic for durability and corrosion resistance
✅ Includes: 4 U-bolts, 4 washers, 4 back plates, 8 lock nuts, 2 straps
✅ Rubber gasket and backing plate reduce vibration and protect cargo
✅ Fits luggage racks up to 40mm thick and 80mm wide for secure mounting

💡 What is a roof rack U-bolt clamp used for in a cargo mounting system? This handy hardware helps secure roof boxes and prevent shifting. - roof box mounting hardware for cars and vans
- enhances grip with rubber gasket and backing plate
- simple bolt-on installation with included hardware